function sendRequest() {
  var myDiv = document.getElementById("MyDivElement"); 
  var url = "../../cgi-bin/TI_2025/lab07/ajax_json.py" ;
  var txt ='';
  var info ='';
  fetch(url)
    .then(response => { 
            response.json().then( data => {
              html = "" ;
              for ( let i=0; i<data.students.length ; i++)
                html += data.students[i].fname + " " + data.students[i].lname + "<br/>" ;
              myDiv.innerHTML += html ;
            }) ;
            //for (let [key, value] of response.headers) {
            //  txt += `${key} = ${value} <br/>`;
            //  // console.log(`${key} = ${value} <br/>`);             
            //} 
            myDiv.innerHTML += txt  ;
    })
    .catch(error => console.log("Błąd: ", error)); 
}